Jal Jeevan Mission - WSS to Thrikkaruva, Panayam, Perinad, Munroethuruth - Phase -2-Design and construction of 12 LL OHSR at Thrikkaruva, Laying 600mm DI RWPM from Nanthirikkal to Perinad WTP and laying 500 mm and 450mm DI CWPM from WTP to Thrik (投標 №112473816cn)